691036096 has 14 divisors (see below), whose sum is σ = 1371274880. Its totient is φ = 345518016.

The previous prime is 691036063. The next prime is 691036109. The reversal of 691036096 is 690630196.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5398656 + ... + 5398783.

Almost surely, 2^691036096 is an apocalyptic number.

It is an amenable number.

691036096 is a deficient number, since it is larger than the sum of its proper divisors (680238784).

691036096 is a wasteful number, since it uses less digits than its factorization.

691036096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10797451 (or 10797441 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 691036096 is about 26287.5654255011. The cubic root of 691036096 is about 884.0976667069.

The spelling of 691036096 in words is "six hundred ninety-one million, thirty-six thousand, ninety-six".